Mirador viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://dam-girolamini.cultura.gov.it/girolamini/containers/ax3D4EB/manifest",
    "isFetching": false
  },
  "window": {
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-04a7f36c-9f82-4664-a7a9-9646c4d0f7b0",
      "cw-75a71c18-f0f8-487e-89c7-09145695f047"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-a72647f5-bc07-4a43-8649-ebf708de5b97",
    "manifestId": "https://dam-girolamini.cultura.gov.it/girolamini/containers/ax3D4EB/manifest",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-75a71c18-f0f8-487e-89c7-09145695f047"
  }
}